Home / 668,131.55-1,001,030.92-574,819.55

Finding the Fourth Proportional to 668,131.55, 1,001,030.92 and 574,819.55

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Solution

The fourth proportional to 668,131.55, 1,001,030.92 and 574,819.55 is: 861,225.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,131.55 : 1,001,030.92 = 574,819.55 : x
  2. Step 2: Convert to fraction form
    668,131.55/1,001,030.92 = 574,819.55/x
  3. Step 3: Cross multiply
    668,131.55x = 1,001,030.92 × 574,819.55
  4. Step 4: Simplify right side
    668,131.55x = 575,412,142,970.49
  5. Step 5: Solve for x
    x = 575,412,142,970.49/668,131.55
  6. Step 6: Final answer
    x = 861,225.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.